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S620Q/S620QL/S620QL1 High Strength Steel Plate
- Steel Grade:S620Q/S620QL/S620QL1
- Thickness:5-300mm
- Executive standard :EN10025-4
- Delivery Status:Q+T
- Product description：S620Q/S620QL/S620QL1 HSLA steel plate with Quenching and Tempering Steel
S620Q/S620QL/S620QL1 High Yield Strength Quenched and Tempered Steel
1.Application:low temperature resistant, high strength of key parts, construction machinery, mining machinery structure, etc.
2 .Steel Grades: S620Q/S620QL/S620QL1. Execution standard: BS EN10025-04
Size: 5 ~ 300 mm x 1500-4500 mm x L
3 .Supply technical conditions
S620Q/S620QL/S620QL1 Chemical composition %
|
Material |
Quality |
C |
Mn |
Si |
P |
S |
|
S620Q/S620QL/S620QL1 |
/ |
≤0.20 |
≤1.70 |
≤0.80 |
≤0.025 |
≤0.015 |
|
L |
≤0.020 |
≤0.010 |
||||
|
L1 |
≤0.020 |
≤0.010 |
|
Material |
Yield strength σ0.2 MPa |
Tensible strength σb MPa |
Elongationδ5 % |
V Impact Lengthways |
||
|
≥6- 50 |
＞50-100 |
≥6 -50 |
＞50-100 |
|||
|
S620Q |
≥620 |
≥580 |
700-890 |
≥15 |
-20℃ ≥30J |
|
|
S620QL |
-40℃ ≥30J |
|||||
|
S620QL1 |
-60℃ ≥30J |
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